{"id":618,"date":"2022-09-17T10:16:36","date_gmt":"2022-09-17T02:16:36","guid":{"rendered":"http:\/\/viplao.com\/?p=618"},"modified":"2022-09-17T10:16:36","modified_gmt":"2022-09-17T02:16:36","slug":"%e8%bf%90%e7%bb%b4%e5%b7%a5%e5%85%b7-%e5%94%af%e5%93%81%e4%bc%9a%e7%8e%8b%e7%8e%89%ef%bc%9a%e8%80%81%e5%8f%b8%e6%9c%ba%e6%95%99%e4%bd%a0%e5%a6%82%e4%bd%95%e8%b0%83%e6%95%99presto%e5%92%8cclickhouse","status":"publish","type":"post","link":"http:\/\/viplao.com\/index.php\/2022\/09\/17\/%e8%bf%90%e7%bb%b4%e5%b7%a5%e5%85%b7-%e5%94%af%e5%93%81%e4%bc%9a%e7%8e%8b%e7%8e%89%ef%bc%9a%e8%80%81%e5%8f%b8%e6%9c%ba%e6%95%99%e4%bd%a0%e5%a6%82%e4%bd%95%e8%b0%83%e6%95%99presto%e5%92%8cclickhouse\/","title":{"rendered":"\u8fd0\u7ef4\u5de5\u5177 &#8211; \u552f\u54c1\u4f1a\u738b\u7389\uff1a\u8001\u53f8\u673a\u6559\u4f60\u5982\u4f55\u8c03\u6559Presto\u548cClickHouse\uff0c\u5e94\u5bf9\u4e1a\u52a1\u96be\u9898\uff01\ufffc"},"content":{"rendered":"\n<p><strong>\u5bfc\u8bfb\uff1a<\/strong>\u5927\u5bb6\u597d\uff0c\u6211\u662f\u6765\u81ea\u552f\u54c1\u4f1a\u5b9e\u65f6\u5e73\u53f0 OLAP \u56e2\u961f\u7684\u738b\u7389\uff0c\u4e3b\u8981\u8d1f\u8d23\u552f\u54c1\u4f1a\u8fd9\u8fb9 Presto\u3001Kylin\u3001ClickHouse\u3001Kudu\uff0c\u8fd9\u4e9b\u5728 OLAP \u6bd4\u8f83\u5e38\u7528\u7ec4\u4ef6\u7684\u5f00\u6e90\u4fee\u6539\u3001\u7ec4\u4ef6\u4f18\u5316\u8fd8\u6709\u7ef4\u62a4\u7684\u5de5\u4f5c\uff0c\u5e76\u4e14\u6211\u4eec\u8fd8\u8d1f\u8d23\u4e00\u4e9b\u4e3a\u4e1a\u52a1\u6307\u5bfc\u3001\u8bbe\u8ba1 OLAP \u65b9\u6848\u652f\u6301\u7684\u5de5\u4f5c\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u552f\u54c1\u4f1a OLAP \u7684\u6f14\u8fdb\uff0c\u5305\u62ec Presto \u667a\u80fd\u5316\u548c\u5bb9\u5668\u5316\u5b9e\u8df5\uff0c\u4ee5\u53ca Clickhouse \u5728\u5b9e\u9a8c\u5e73\u53f0\u6d77\u91cf\u6570\u636e\u5b58\u50a8\u548c\u8ba1\u7b97\u7684\u5b9e\u8df5\u3002\u5c06\u5177\u4f53\u4ecb\u7ecd Presto \u600e\u4e48\u505a\u5230\u96c6\u7fa4 HA\uff0c\u4ee5\u53ca\u548c\u5176\u4ed6\u5927\u6570\u636e\u7ec4\u4ef6\u501f\u8c03\u8d44\u6e90\u3002\u8fd8\u6709\u6211\u4eec\u4e3a\u4ec0\u4e48\u9009\u62e9 Clickhouse\uff0cClickhouse \u4f7f\u7528\u4e2d\u6709\u54ea\u4e9b\u53ef\u4ee5\u4f18\u5316\u7684\u70b9\u3002<\/p>\n\n\n\n<p>\u5c06\u4ece\u4ee5\u4e0b\u56db\u4e2a\u65b9\u9762\u8fdb\u884c\u5c55\u5f00\uff1a<\/p>\n\n\n\n<ul><li>OLAP \u5728\u552f\u54c1\u4f1a\u7684\u6f14\u8fdb<\/li><li>Presto \u5728\u552f\u54c1\u4f1a\u7684\u5b9e\u8df5<\/li><li>ClickHouse \u7684\u4f7f\u7528<\/li><li>\u552f\u54c1\u4f1a OLAP \u7684\u672a\u6765\u5c55\u671b<\/li><\/ul>\n\n\n\n<p><strong>01<\/strong><\/p>\n\n\n\n<p><strong>OLAP\u5728\u552f\u54c1\u4f1a\u7684\u6f14\u8fdb<\/strong><\/p>\n\n\n\n<p><strong>1.&nbsp;OLAP\u5728\u552f\u54c1\u4f1a\u7684\u6f14\u8fdb<\/strong><\/p>\n\n\n\n<p>\u9996\u5148\u5206\u4eab\u7684\u662fOLAP\u5728\u552f\u54c1\u4f1a\u7684\u4f7f\u7528\u3002<\/p>\n\n\n\n<p><strong>\u2460 Presto<\/strong><\/p>\n\n\n\n<p>Presto\u4f5c\u4e3a\u5f53\u524d\u552f\u54c1\u4f1aOLAP\u7684\u4e3b\u529b\u519b\uff0c\u7ecf\u5386\u4e86\u6570\u6b21\u7684\u67b6\u6784\u548c\u4f7f\u7528\u65b9\u5f0f\u7684\u8fdb\u5316\u3002\u76ee\u524d\uff0c\u5171\u6709\u7269\u7406\u673a500\u591a\u53f0\uff0c\u6bcf\u53f0\u7ea664CPU\u3001256G\u5185\u5b58\uff0c\u670d\u52a1\u4e8e20\u591a\u4e2a\u7ebf\u4e0a\u4e1a\u52a1\uff0c\u65e5\u5747\u67e5\u8be2\u9ad8\u5cf0\u53ef\u8fbe500\u4e07\u6b21\uff0c\u6bcf\u5929\u5904\u7406\u548c\u8bfb\u53d6\u63a5\u8fd13PB\u6570\u636e\u3002\u5e76\u4e14\u6211\u4eec\u5728Presto\u4e0a\u4e5f\u505a\u4e86\u4e00\u4e9b\u5de5\u5177\u53ca\u6e90\u7801\u7684\u4fee\u6539\uff0c\u540e\u9762\u4f1a\u8be6\u7ec6\u8bf4\u4e00\u4e0b\u3002<\/p>\n\n\n\n<p><strong>\u2461 Kylin<\/strong><\/p>\n\n\n\n<p>Kylin\u4f5c\u4e3aPresto\u7684\u8865\u5145\uff0c\u4e3b\u8981\u662f\u5bf9\u4e00\u4e9b\u6d77\u91cf\u7684\u6570\u636e\uff0c\u4e0d\u592a\u9002\u7528\u4e8ePresto\u8fd9\u79cd\u5b9e\u65f6\u67e5\u8be2\u7684\u60c5\u51b5\u3002Presto\u66f4\u9002\u5408\u4e00\u4e9b\u9884\u805a\u5408\u3001\u5b9a\u671f\u7684\u56fa\u5b9a\u62a5\u8868\u3002<\/p>\n\n\n\n<p><strong>\u2462 ClickHouse<\/strong><\/p>\n\n\n\n<p>ClickHouse\u4f5c\u4e3a\u6211\u4eec\u7684\u65b0\u8d35\uff0c\u73b0\u5728\u62e5\u6709\u4e24\u4e2a\u96c6\u7fa4\uff0c\u6bcf\u4e2a\u96c6\u7fa4\u5927\u698220\uff5e30\u53f0\u9ad8\u914d\u7269\u7406\u673a\uff0c\u670d\u52a1\u4e8e\u5b9e\u9a8c\u5e73\u53f0\u3001OLAP\u65e5\u5fd7\u67e5\u8be2\u3001\u6253\u70b9\u76d1\u63a7\u7b49\u9879\u76ee\u3002\u5e76\u4e14\u5728\u4eca\u5e74\u548c\u660e\u5e74\u6211\u4eec\u4f1a\u6709\u4e00\u4e2a\u5927\u8303\u56f4\u7684\u4f7f\u7528\uff0c\u6392\u961f\u7b49\u7740\u7528ClickHouse\u7684\u4e1a\u52a1\u73b0\u5728\u4e5f\u662f\u6bd4\u8f83\u591a\u7684\u3002<\/p>\n\n\n\n<p><strong>2.&nbsp;\u552f\u54c1\u4f1aOLAP\u90e8\u7f72\u67b6\u6784\u6a21\u5f0f<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/4c2bd27cd18f1bdc6fa7d8517c682ca9.png\" alt=\"4c2bd27cd18f1bdc6fa7d8517c682ca9.png\"\/><\/figure>\n\n\n\n<p>\u63a5\u4e0b\u6765\u6211\u4eec\u6765\u770b\u4e00\u4e0b\u552f\u54c1\u4f1a\u6574\u4f53\u7684\u90e8\u7f72\u67b6\u6784\u6a21\u5f0f\uff0c\u4e3b\u4f53\u662f\u5728\u53f3\u4fa7\u4e2d\u95f4\u7684\u5f15\u64ce\u5c42\uff0c\u5305\u62ecPresto\u3001Kylin\u548cClickHouse\u3002\u4e0b\u9762\u662f\u6570\u636e\u5c42\u5305\u62ecHadoop\u548cSpark\uff0c\u8fd9\u91cc\u6570\u636e\u4eceHDFS\u5bfc\u5165\u5230ClickHouse\u4e2d\uff0c\u7528\u7684\u662fWaterdrop\uff0c\u76ee\u524d\u5df2\u7ecf\u53d1\u5c55\u5230\u4e862.0\u7248\u672c\uff0c\u5df2\u7ecf\u6bd4\u8f83\u7a33\u5b9a\u3002\u65b0\u7248\u672c\u7684Waterdrop\u4e5f\u53ef\u4ee5\u7528Flink\u628a\u6570\u636e\u642c\u5230ClickHouse\u3002Kafka\u548cFlink\u662f\u5b9e\u65f6\u6570\u4ed3\uff0c\u5c06\u6570\u636e\u5199\u5165ClickHouse\u6216\u8005HDFS\u65f6\u5019\u7528\u7684\u3002\u50cfClickHouse\u8fd9\u8fb9\u6211\u4eec\u6709\u4e00\u4e2a\u4e0a\u5c42\u7684\u5f00\u6e90\u7ec4\u4ef6chproxy\uff0c\u6211\u4eec\u5728chproxy\u4e0a\u8fd8\u6709\u4e00\u5c42haproxy\u5c42\uff0c\u505a\u4e00\u4e2aHA\u5c42\uff0c\u628ahaproxy\u66b4\u9732\u7ed9\u4e1a\u52a1\u5c42\u53bb\u4f7f\u7528\uff0c\u4ece\u800c\u4fdd\u8bc1\u9ad8\u53ef\u7528\u3002\u5728Presto\u4ee3\u7406\u5c42\u8fd9\u5c42\u6211\u4eec\u5219\u4f7f\u7528\u81ea\u5df1\u7814\u53d1\u7684\u5de5\u5177nebula\uff0c\u5728\u6574\u4e2a\u4ee3\u7406\u5c42\u4e4b\u4e0a\u53e6\u5916\u63d0\u4f9b\u4e86\u4e00\u4e9b\u6570\u636e\u670d\u52a1\u3002\u5e73\u884c\u4e8e\u8fd9\u6761\u94fe\u8def\u7684\u5de6\u4fa7\uff0c\u662f\u6574\u4e2a\u7684\u4e00\u5957\u76d1\u63a7\u94fe\u8def\uff0c\u6211\u4eec\u5bf9\u6bcf\u4e00\u4e2a\u4ece\u5e95\u5c42\u5230\u5f15\u64ce\u5c42\uff0c\u5230proxy\u5c42\u518d\u5230\u6570\u636e\u670d\u52a1\u5c42\u90fd\u6709\u5bf9\u5e94\u7684\u670d\u52a1\u5065\u5eb7\u5ea6\u76d1\u63a7\u3002<\/p>\n\n\n\n<p><strong>02<\/strong><\/p>\n\n\n\n<p><strong>Presto\u5728\u552f\u54c1\u4f1a\u7684\u5b9e\u8df5<\/strong><\/p>\n\n\n\n<p><strong>1.&nbsp;Presto\u81ea\u8eab\u67b6\u6784<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/5be2d3f8e7e38a90cb8dbce88917e0fb.png\" alt=\"5be2d3f8e7e38a90cb8dbce88917e0fb.png\"\/><\/figure>\n\n\n\n<p>\u4e0b\u9762\u6211\u4eec\u6765\u804a\u4e00\u4e0b\u552f\u54c1\u4f1a\u5728Presto\u7684\u5b9e\u8df5\uff0cPresto\u662fFaceBook\u5f00\u6e90\u7684\u5206\u5e03\u5f0fSQL\u5f15\u64ce\uff0c\u9002\u7528\u4e8e\u4ea4\u4e92\u67e5\u8be2\u5206\u6790\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u4e00\u4e0b\u6574\u4e2a\u7684\u67b6\u6784\uff0c\u5b83\u4e3b\u8981\u6709\u4e00\u4e2aCoordinator\uff0c\u5c31\u662f\u5b83\u7684Master\uff0c\u5728Master\u4e0a\u90e8\u7f72\u4e86\u4e00\u4e2aDiscovery Service\uff0c\u4fdd\u8bc1\u4e0b\u9762\u7684Worker\u5f53\u524d\u72b6\u6001\u4ee5\u53ca\u6709\u54ea\u4e9b\u8fde\u63a5\u4e86Coordinator\u3002Worker\u540e\u9762\u6709\u5f88\u591a\u7684Connector\uff0c\u6211\u4eec\u4e5f\u662f\u7528\u8fd9\u4e2a\u7279\u8272\uff0c\u53ef\u4ee5\u8fde\u5f88\u591a\u4e2aHive\u3001MySQL\u3001Kudu\uff0c\u5e76\u4e14\u628a\u5b83\u4eec\u4f5c\u4e3a\u4e00\u4e2a\u6570\u636e\u6e90\u653e\u5230\u4e00\u5757\u53bb\u505ajoin\u4e4b\u7c7b\u7684\u805a\u5408\u53ca\u6392\u5e8f\u64cd\u4f5c\uff0c\u6211\u4eecPresto\u96c6\u7fa4\u7684Catalog\u90fd\u662f\u5f88\u591a\u7684\uff0c\u6709\u597d\u591a\u5957MySQL\u3001Hive\u8fd8\u6709Kudu\uff0c\u90fd\u662f\u76f4\u63a5\u914d\u7f6e\u597d\u540e\u7ed9\u4e1a\u52a1\u65b9\u53bb\u4f7f\u7528\u3002<\/p>\n\n\n\n<p><strong>2.&nbsp;\u4e1a\u52a1\u6570\u636e\u91cf\u589e\u957f\u5e26\u6765\u7684\u95ee\u9898<\/strong><\/p>\n\n\n\n<p>\u6211\u4eecPresto\u7528\u7684\u6bd4\u8f83\u591a\u4ee5\u540e\uff0c\u5c31\u53d1\u73b0\u4e86\u5f88\u591a\u6bd4\u8f83\u5934\u75bc\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/b15ff24d189f0c9bda95801ee44a7d70.png\" alt=\"b15ff24d189f0c9bda95801ee44a7d70.png\"\/><\/figure>\n\n\n\n<ul><li><strong>Master\u5355\u6d3b\u7684\u95ee\u9898\uff1a<\/strong>Presto\u81ea\u8eab\u7684Coordinator\u662f\u4e00\u4e2a\u5355\u6d3b\u7684\u60c5\u51b5\uff0c\u5b83\u6302\u6389\u4e86\u6574\u4e2a\u96c6\u7fa4\u5c31\u6302\u6389\u4e86\uff0c\u76f8\u5bf9\u6765\u8bf4\u8fd8\u662f\u6bd4\u8f83\u8106\u5f31\u7684\u3002<\/li><li><strong>\u51b7\u70ed\u67e5\u8be2\u4e0d\u5747\u5300\u7684\u95ee\u9898\uff1a<\/strong>\u7279\u522b\u662f\u6211\u4eec\u7684Presto\u5728\u552f\u54c1\u4f1a\u6709ETL\u573a\u666f\uff0cETL\u548cAD-Hoc\u6211\u4eec\u5927\u5bb6\u77e5\u9053\u662f\u975e\u5e38\u4e0d\u4e00\u6837\u7684\u4e24\u4e2a\u573a\u666f\uff0c\u6211\u4eec\u4f1a\u5728\u4e0b\u6587\u63d0\u5230\u3002<\/li><li><strong>\u67e5\u8be2\u975e\u6301\u4e45\u5316\uff1a<\/strong>Presto\u67e5\u8be2\u81ea\u8eab\u53ea\u4fdd\u5b58\u5f88\u77ed\u7684\u65f6\u95f4\uff0c\u901a\u8fc7\u53c2\u6570\u914d\u7f6e\uff0c\u5b58\u591a\u957f\u65f6\u95f4\u3001\u5b58\u591a\u5c11\u6761\uff0c\u5386\u53f2\u4fe1\u606f\u4e5f\u6ca1\u6709\u5730\u65b9\u53ef\u4ee5\u67e5\u8be2\u3002<\/li><li><strong>\u7f3a\u5c11\u544a\u8b66\u673a\u5236\uff1a<\/strong>Presto\u5bf9\u67e5\u8be2\u7684SQL\u4e5f\u7f3a\u5c11\u4e86\u4e00\u4e9b\u544a\u8b66\u7684\u673a\u5236\uff0c\u4e00\u4e9b\u5927\u67e5\u8be2\u5f80\u5f80\u662f\u7b49\u5230\u628a\u96c6\u7fa4\u67e5\u5230OOM\u6216\u8005\u628a\u6574\u4e2a\u96c6\u7fa4\u7f51\u7edc\u6253\u6ee1\u4e86\uff0c\u7136\u540e\u6211\u4eec\u901a\u8fc7\u9694\u58c1\u5176\u4ed6\u7684\u76d1\u63a7\u624d\u4f1a\u77e5\u9053\u8fd9\u4e9b\u4fe1\u606f\u3002\u8fd9\u65f6\u5019\u7684Presto\u96c6\u7fa4\u5df2\u7ecf\u5904\u4e8e\u4e00\u4e2a\u975e\u5e38\u4e0d\u5065\u5eb7\u7684\u60c5\u51b5\u4e86\u3002<\/li><li><strong>\u65e0\u6743\u9650\u7ba1\u63a7\uff1a<\/strong>Presto\u672c\u8eab\u5e76\u6ca1\u6709\u505a\u4e00\u4e2a\u5f88\u597d\u7684\u6743\u9650\u7ba1\u63a7\u3002<\/li><\/ul>\n\n\n\n<p>\u8fd9\u5c31\u662f\u6211\u4eec\u7b2c\u4e00\u9636\u6bb5\u78b0\u5230\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<p><strong>3.&nbsp;Presto\u81ea\u7814\u7ba1\u63a7\u5de5\u5177<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/c9efc4e592b796633baefafe081bf9ba.png\" alt=\"c9efc4e592b796633baefafe081bf9ba.png\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u9488\u5bf9\u8fd9\u4e9b\u95ee\u9898\u81ea\u7814\u4e86\u5de5\u5177nebula\uff0c\u4fee\u6539\u4e86Presto\u7684Server\u7aef\u548cClient\u7aef\u7684\u6e90\u7801\uff0c\u4ecePresto\u66b4\u9732\u7684API\u548c\u7cfb\u7edf\u8868\u91cc\u83b7\u53d6\u5230\u7684\u8282\u70b9\u7684\u67e5\u8be2\u4fe1\u606f\uff0c\u4e00\u65b9\u9762\u5c06\u67e5\u8be2\u843d\u5165MySQL\uff0cMySQL\u4f1a\u901a\u8fc7\u7b2c\u4e8c\u5929\u7684ETL Job\u843d\u5165Hive\uff0c\u8fd9\u6837\u5c31\u628a\u67e5\u8be2\u5f04\u4e0b\u6765\u4e86\u3002<\/p>\n\n\n\n<p>\u6211\u4eec\u7684\u6700\u65b0\u5b9e\u8df5\uff0c\u662f\u628aPresto\u7684\u67e5\u8be2\u4e22\u5230Kafka\u91cc\u9762\uff0c\u6709\u4e00\u4e2aFlink job\u4f1a\u628a\u8fd9\u4e9b\u67e5\u8be2\u843d\u5230ClickHouse\u91cc\u9762\uff0c\u53e6\u5916\u6709\u4e00\u90e8\u5206\u4e5f\u4f1a\u843d\u5230Hive\u91cc\uff0c\u8fd9\u4e2a\u662f5\u5206\u949f\u7684\u8868\uff0c\u8fd9\u6837\u5c31\u505a\u5230\u4e86\u5b9e\u65f6\u7684Presto\u76d1\u63a7\uff0c\u7528\u6237\u53ef\u4ee5\u9a6c\u4e0a\u65b9\u4fbf\u5730\u67e5\u5230\u4ed6\u521a\u624d\u67e5\u8be2\u7684\u5404\u79cd\u4fe1\u606f\uff0c\u8fd9\u6837\u7684\u8bdd\uff0c\u6211\u4eec\u5728\u4e4b\u540e\u5bf9Presto\u7684\u5386\u53f2\u67e5\u8be2\u505a\u4e00\u4e9b\u5386\u53f2\u5206\u6790\u7684\u65f6\u5019\uff0c\u4e5f\u4f1a\u975e\u5e38\u5730\u65b9\u4fbf\uff0c\u6709\u5f88\u591a\u6570\u636e\u90fd\u6709\u636e\u53ef\u4f9d\u3002<\/p>\n\n\n\n<p>\u5f88\u591a\u540c\u4e8b\u5728\u4f7f\u7528Presto\u7684\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u90fd\u4f1a\u7ecf\u5e38\u95ee\u5230\u7684\u4e00\u4e2a\u95ee\u9898\uff1aCoordinator\u600e\u6837\u505aHA\uff1f<\/p>\n\n\n\n<p>\u56fe\u4e2d\u53ef\u4ee5\u770b\u5230\u6211\u4eec\u5176\u5b9e\u662f\u5728\u6574\u4e2a\u4ea7\u54c1Client\u7684\u8fde\u63a5\u4e0b\u6709\u597d\u591a\u5957Presto\u96c6\u7fa4\uff0c\u56fe\u4e2d\u5c31\u662fA\u3001B\u3001C\u3001D\u56db\u5957\uff0c\u5176\u5b9e\u6211\u4eec\u8fd8\u6709\u5f88\u591a\u5957\uff0c\u6211\u4eec\u4f1a\u7ed9\u8fd9\u4e9b\u96c6\u7fa4\u5212\u4e00\u4e2aGroup\uff0c\u6bd4\u5982\u4e09\u4e2aPresto\u96c6\u7fa4\u662f\u4e00\u4e2aGroup\uff0c\u57fa\u4e8e\u5b83\u4e4b\u4e0a\u4f1a\u6709\u4e00\u4e2aSpider\uff0c\u901a\u8fc7Redis\u548cZooKeeper\u80fd\u83b7\u53d6\u5b83\u7684\u4e00\u4e9b\u5065\u5eb7\u5ea6\u6216\u8005\u67e5\u8be2\u91cf\u7684\u4e00\u4e9b\u4fe1\u606f\uff0c\u6765\u7ed9\u96c6\u7fa4\u6253\u4e00\u4e2a\u9ad8\u4f4e\u5206\u3002\u7136\u540e\u6211\u4eec\u5728Client\u7aef\uff0c\u4f1a\u5728Zookeeper\u91cc\u53bb\u770b\u6211\u6240\u5c5e\u7684\u8fd9\u4e2aGroup\u7684Presto\u96c6\u7fa4\uff0c\u54ea\u4e00\u4e2aPresto\u96c6\u7fa4\u7684\u5f97\u5206\u6700\u9ad8\u3001\u6700\u7a7a\u95f2\uff0c\u5c31\u628a\u67e5\u8be2\u6253\u5230\u8fd9\u4e2aPresto\u96c6\u7fa4\u4e0a\u9762\u53bb\u3002\u8fd9\u6837\u53ef\u4ee5\u73a9\u7684\u4e8b\u60c5\u5c31\u975e\u5e38\u591a\u4e86\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u8fd9\u6837\u90e8\u7f72\u628a\u67d0\u4e00\u4e2a\u8981\u5347\u7ea7\u7684\u96c6\u7fa4\u5206\u7f6e\u4e3a0\uff0c\u8fd9\u6837\u67e5\u8be2\u5c31\u4e0d\u4f1a\u5f80\u4e0a\u9762\u6253\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5728\u7528\u6237\u65e0\u611f\u7684\u60c5\u51b5\u4e0b\uff0c\u505a\u5f88\u591a\u5982\u8d1f\u8f7d\u5747\u8861\u3001HA\u4e4b\u7c7b\u7684\u4e8b\u60c5\u3002\u968f\u540e\u6211\u4eec\u9488\u5bf9\u4e8e\u6574\u4e2a\u94fe\u8def\u505a\u4e86\u4e00\u4e2a\u5168\u5c40\u7684\u5168\u94fe\u8def\u76d1\u63a7\uff0c\u4e0b\u5230HDFS\u7684DataNode\u3001NameNode\uff0c\u8fd8\u6709Hive Metastore\u3001Server\u7b49\u7684\u76d1\u63a7\uff0c\u4e0a\u5230\u6211\u4eec\u67e5\u8be2\u8fd9\u8fb9Client\u7aef\u7684\u6253\u70b9\u4fe1\u606f\u7684\u76d1\u63a7\u90fd\u5728\u91cc\u9762\u3002<\/p>\n\n\n\n<p><strong>4.&nbsp;\u81ea\u7814\u5de5\u5177\u89e3\u51b3\u7684\u95ee\u9898<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/f3b0aeb98475437e1419fcf834c3d3d3.png\" alt=\"f3b0aeb98475437e1419fcf834c3d3d3.png\"\/><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u4e3b\u8981\u5c55\u793a\u6211\u4eec\u8fd9\u4e9b\u5de5\u5177\u5e26\u6765\u4e86\u54ea\u4e9b\u529f\u80fd\u3002\u968f\u7740\u4fee\u6539\u90a3\u4e9b\u6e90\u7801\uff0c\u89e3\u51b3\u4e86\u8d1f\u8f7d\u5747\u8861\u3001\u84dd\u7eff\u90e8\u7f72\u3001SQL\u8ffd\u6eaf\u8fd9\u6837\u7684\u4e00\u4e9b\u529f\u80fd\u3002\u6211\u4eec\u4e5f\u4fee\u6539\u4e86\u4e00\u4e9b\u6e90\u7801\u517c\u5bb9Hive\u7684\u6743\u9650\uff0c\u6240\u4ee5\u6211\u4eec\u73b0\u5728Presto\u8ddfHive\u4fdd\u6301\u4e86\u540c\u6743\u9650\uff0c\u5728\u5143\u6570\u636e\u5e73\u53f0\u91cc\uff0c\u7533\u8bf7\u4e00\u6b21\u6743\u9650\u5c31\u53ef\u4ee5\u540c\u6b65\u83b7\u5f97\u6240\u6709\u7684\u6743\u9650\u3002<\/p>\n\n\n\n<p><strong>5. \u591a\u79cd\u7c7b\u4e1a\u52a1\u5e26\u6765\u7684\u95ee\u9898<\/strong><\/p>\n\n\n\n<p>\u6211\u4eec\u628a\u8fd9\u4e2a\u5de5\u5177\u5f00\u53d1\u51fa\u6765\u4e86\u4ee5\u540e\uff0c\u53c8\u76f8\u5b89\u65e0\u4e8b\u5730\u8fc7\u4e86\u4e00\u5e74\u591a\uff0c\u5176\u4ed6\u4eba\u89c9\u5f97Presto\u7528\u7684\u786e\u5b9e\u6bd4\u8f83\u723d\uff0c\u4ed6\u4eec\u5f88\u591a\u4e1c\u897f\u4e0d\u7528\u5173\u5fc3\uff0c\u96c6\u7fa4\u4e5f\u6bd4\u8f83\u7a33\u5b9a\uff0c\u5c31\u8d8a\u6765\u8d8a\u591a\u7684\u4e1a\u52a1\u5f00\u59cb\u7528\u3002\u73b0\u5728\u5df2\u7ecf\u53d1\u5c55\u5230\u4e8c\u4e09\u5341\u4e2a\u4ee5\u4e0a\u7684\u4e1a\u52a1\u5728\u7528\u6211\u4eec\u7684Presto\u96c6\u7fa4\uff0c\u56e0\u6b64\u5c31\u6709\u4e86\u63a5\u4e0b\u6765\u7684\u4e00\u4e9b\u95ee\u9898\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/67f89b3a3f6c1e948f687e28b658c5bd.png\" alt=\"67f89b3a3f6c1e948f687e28b658c5bd.png\"\/><\/figure>\n\n\n\n<ul><li><strong>\u914d\u7f6e\u7684\u7b97\u529b\u4e0d\u5e73\u8861<\/strong><\/li><li><strong>\u5e94\u5bf9\u7a81\u7136\u66b4\u589e\u7684\u6d41\u91cf<\/strong>\uff1a\u5927\u4fc3\u7684\u65f6\u5019\u8fd9\u4e48\u591a\u96c6\u7fa4\u6211\u4eec\u600e\u4e48\u53bb\u5206\u914d\u3002<\/li><li><strong>\u7528\u6237\u914d\u7f6e\u4e0d\u900f\u660e<\/strong>\uff1a\u7528\u6237\u4f1a\u5728Client\u914d\u7f6e\u4fe1\u606f\uff0c\u4ee5\u524d\u662f\u6709\u4e00\u4e2aIP\u7684\u4fe1\u606f\uff0c\u90e8\u7f72\u548c\u5347\u7ea7\u6210\u672c\u6bd4\u8f83\u9ad8\uff0c\u6765\u4e00\u4e2a\u65b0\u4e1a\u52a1\uff0c\u6211\u4eec\u7ed9\u4ed6\u52a0\u4e2a\u96c6\u7fa4\uff0c\u81ea\u5df1\u8fd8\u8981\u627e\u7269\u7406\u673a\uff0c\u5728\u7269\u7406\u673a\u53bb\u7533\u8bf7\u53bb\u90e8\u7f72\u8fd9\u4e9b\u5305\uff0c\u53bb\u8c03\u8bd5\u3002<\/li><li><strong>\u52a8\u6001\u501f\u8c03<\/strong>\uff1a\u6211\u4eec\u73b0\u5728\u56e0\u4e3aPresto\u96c6\u7fa4500\u53f0\u9ad8\u914d\u7269\u7406\u673a\uff0c\u786e\u5b9e\u4e5f\u6bd4\u8f83\u5927\uff0c\u591c\u95f4AD-Hoc\u7684\u65f6\u5019\u8fd9\u4e9b\u673a\u5668\u6709\u5f88\u591a\u90fd\u662f\u6d6a\u8d39\u7684\uff0c\u6240\u4ee5\u6211\u4eec\u7ed9\u79bb\u7ebf\u505a\u4e86\u4e00\u4e2a\u52a8\u6001\u501f\u8c03\uff0c\u8fd9\u4e9b\u90fd\u662f\u5f53\u65f6\u4e1a\u52a1\u7ed9\u6211\u4eec\u63d0\u51fa\u6765\u7684\u4e00\u4e9b\u96be\u9898\u3002<\/li><\/ul>\n\n\n\n<p><strong>6. Presto\u5bb9\u5668\u5316<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/c81830dba59e1c980ed28be36aa50edd.png\" alt=\"c81830dba59e1c980ed28be36aa50edd.png\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u9488\u5bf9\u8fd9\u4e9b\u96be\u9898\uff0c\u6240\u505a\u7684\u5bf9\u7b56\u5c31\u662f\u572819\u5e74\uff0c\u628a\u6211\u4eec\u6240\u6709\u7684500\u591a\u53f0\u7269\u7406\u673a\u4e0a\u4e91\uff0c\u4e0a\u5230k8s\u53bb\u505a\u90e8\u7f72\uff0c\u56fe\u4e2d\u53ef\u4ee5\u770b\u5230\uff0c\u6bcf\u4e2a\u96c6\u7fa4\u90fd\u662f100Worker\u300140CPU\u3001110G\u5185\u5b58\u3002\u6211\u4eec\u521a\u624d\u8bf4\u6211\u4eec\u662f256G\u7684\u7269\u7406\u673a\uff0c\u8fd9\u6837\u7684\u8bdd\u5176\u5b9e\u5c31\u662f\u4e00\u53f0\u7269\u7406\u673a\u4e0a\u9762\u6709\u4e24\u4e2aworker\uff0c\u7136\u540e\u8fd9\u4e24\u4e2aworker\u7684\u8bdd\uff0c\u6211\u4eec\u662f\u7528\u53cd\u4eb2\u548c\u6027\u8ba9\u5b83\u4e0d\u5728\u4e00\u4e2aPresto\u96c6\u7fa4\u4e0a\u3002\u901a\u8fc7\u4fee\u6539\u6e90\u7801\u548ck8s\u4e0a\u7684\u4e00\u4e9b\u63a5\u53e3\u5bf9\u63a5\uff0c\u628a\u6211\u4eecPresto\u91cc\u9762\u6240\u6709\u975e\u914d\u7f6e\u90e8\u7f72\u7684\u90e8\u5206\u62bd\u6210\u4e00\u4e2a\u955c\u50cf\u6253\u5305\uff0c\u628a\u6240\u6709\u7684\u914d\u7f6e\u5168\u90e8\u653e\u5230HDFS\u4e0a\u9762\uff0c\u6216\u8005\u4ee5\u540e\u6211\u4eec\u53ef\u80fd\u4f1a\u653e\u5230\u4e91\u5b58\u50a8\u4e0a\u9762\uff0c\u8fd9\u6837\u7684\u8bdd\u53bb\u62c9\u53d6\u4e00\u4e2a\u96c6\u7fa4\uff0c\u5176\u5b9e\u53ea\u8981\u5728HDFS\u4e0a\u6839\u636e\u8fd9\u4e2aPresto\u96c6\u7fa4\u7684\u540d\u79f0\u53bb\u62c9\u53d6\u5bf9\u5e94\u7684\u914d\u7f6e\uff0c\u7136\u540e\u6839\u636e\u81ea\u5df1\u7684\u955c\u50cf\u7684\u89e3\u538b\uff0c\u6765\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u96c6\u7fa4\u3002\u6211\u4eec\u73b0\u5728\u6309\u7167\u5728k8s\u9875\u9762\u4e0a\u53bb\u90e8\u7f72\u62c9\u53d6\u4e00\u4e2a\u65b0\u96c6\u7fa4\u7684\u8bdd\uff0c\u5927\u6982\u4e5f\u5c31\u4e24\u4e09\u5206\u949f\u5de6\u53f3\u3002\u7136\u540e\u4e5f\u53ef\u4ee5\u5728\u8fd9\u4e2a\u96c6\u7fa4\u4e0a\u9762\u7528k8s\u7684\u7ba1\u7406\u9875\u9762\uff0c\u6269\u5bb9\u3001\u7f29\u5bb9\u90fd\u53ef\u4ee5\u5728\u4e0a\u9762\u53bb\u8fdb\u884c\u3002\u6211\u4eec\u90a3\u4e9b\u4e8c\u5341\u591a\u4e2a\u4e1a\u52a1\u4e5f\u662f\u7528\u521a\u624d\u63d0\u5230\u7684Spider\u548cnebula\u5de5\u5177\uff0c\u4ed6\u4eec\u5bf9\u5e94\u90a3\u4e9b\u5de5\u5177\uff0c\u5bf9\u5e95\u5c42\u8fd9\u4e9bPresto\u7684\u96c6\u7fa4\u662f\u5b8c\u5168\u65e0\u611f\u7684\uff0c\u4ed6\u4eec\u4e0d\u77e5\u9053\u4ed6\u4eec\u662f\u8dd1\u5728\u5954\u9a70\u4e0a\u8fd8\u662f\u8fc8\u5df4\u8d6b\u4e0a\uff0c\u53cd\u6b63\u90fd\u662f\u8dd1\u5728Presto\u4e0a\u9762\uff0c\u6211\u4eec\u80fd\u4fdd\u8bc1\u4ed6\u8dd1\u5728\u4e00\u4e2a\u76f8\u5bf9\u4e8e\u7a7a\u95f2\u7684\u800c\u4e14\u6bd4\u8f83\u9002\u5408\u4ed6\u7684\u4e00\u4e2a\u96c6\u7fa4\u4e0a\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n\n\n\n<p><strong>7. Presto\u5bb9\u5668\u5316\u5e26\u6765\u7684\u63d0\u5347<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/cc79e1f483f71281d2eb5f379cdb89ef.png\" alt=\"cc79e1f483f71281d2eb5f379cdb89ef.png\"\/><\/figure>\n\n\n\n<p>\u901a\u8fc7\u4e0a\u4e91\u6539\u9020\uff0c\u6211\u4eec\u5b8c\u6210\u4e86\u8ddf\u79bb\u7ebf\u56e2\u961f\u7684\u591a\u53f0\u7269\u7406\u673a\u7684\u501f\u8c03\uff0c\u767d\u5929\u7528\u4e8ePresto\u4e1a\u52a1\u7684AD-Hoc\uff0c\u591c\u95f4\u5c31\u501f\u8c03\u51fa\u53bb\u7ed9\u79bb\u7ebf\u56e2\u961f\u53bb\u8dd1Spark\u7684\u4efb\u52a1\uff0c\u8fd9\u6837\u4e24\u4e09\u767e\u53f0\u7684256G\u7684\u7269\u7406\u673a\u591c\u95f4\u662f\u80fd\u89e3\u51b3\u5f88\u5927\u4e00\u90e8\u5206\u79bb\u7ebf\u8fd9\u8fb9\u7684\u95ee\u9898\u7684\uff0c\u4e5f\u4e3a\u79bb\u7ebf\u90a3\u8fb9\u7701\u4e86\u4e00\u5927\u6279\u673a\u5668\u3002<\/p>\n\n\n\n<p>\u5176\u6b21\u6211\u4eec\u73b0\u5728\u90e8\u7f72\u65b0\u7684Presto\u96c6\u7fa4\u6269\/\u7f29\u5bb9\u7684\u8bdd\u4e5f\u662f\u975e\u5e38\u7684\u65b9\u4fbf\uff0c\u4e00\u952e\u5c31\u53ef\u4ee5\u53bb\u505a\u8fd9\u4e9b\u529f\u80fd\uff0c\u7136\u540e\u7531\u4e8e\u6211\u521a\u624d\u8bf4\u7684\u90a3\u4e9bk8s\u548c\u7f51\u7edc\u7684\u4e00\u4e9b\u4eb2\u548c\u6027\u548c\u53cd\u4eb2\u548c\u6027\uff0c\u6211\u4eec\u4e5f\u8ba9Worker\u5c3d\u53ef\u80fd\u5747\u5300\u5206\u5e03\uff0c\u8fd9\u6837\u7684\u8bdd\u4e5f\u53ef\u4ee5\u8ba9\u7269\u7406\u673a\u672c\u8eab\u66f4\u5145\u5b9e\uff0cCPU\u76d1\u63a7\u7684\u975e\u5e38\u6f02\u4eae\uff0c\u4e0d\u4f1a\u6709\u4ec0\u4e48\u592a\u6ee1\u6216\u8005\u662f\u592a\u7a7a\u8fd9\u6837\u7684\u60c5\u51b5\u53d1\u751f\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u8fd9\u4e9b\u5c31\u662f\u6211\u4eec\u5728Presto\u4e0a\u53bb\u6539\u9020\u7684\u4e00\u4e9b\u4e1c\u897f\u3002<\/p>\n\n\n\n<p><strong>03<\/strong><\/p>\n\n\n\n<p><strong>ClickHouse\u7684\u4f7f\u7528<\/strong><\/p>\n\n\n\n<p><strong>1.&nbsp;ClickHouse\u7684\u5f15\u5165<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/1d0ac0aa7ba3dd20dd4a458ab5d6c62c.png\" alt=\"1d0ac0aa7ba3dd20dd4a458ab5d6c62c.png\"\/><\/figure>\n\n\n\n<p>\u968f\u7740\u4e1a\u52a1\u5bf9OLAP\u7684\u8981\u6c42\u8d8a\u6765\u8d8a\u9ad8\uff0c\u5728\u90e8\u5206\u4e1a\u52a1\u573a\u666fPresto\u548cKylin\u65e0\u6cd5\u6ee1\u8db3\u73b0\u5728\u7684\u8981\u6c42\u3002\u6bd4\u5982\u6211\u4eec\u6709\u4e00\u4e2a\u5b9e\u9a8c\u5e73\u53f0\uff0c\u60f3\u8981\u4e00\u4e2a\u767e\u4ebf\u7684\u65e5\u5fd7\u578b\u7684\u6570\u636e\u53bbjoin\u4e00\u4e2a\u4f4e\u5ef6\u8fdf\u7684\u6253\u70b9\u7c7b\u578b\u6570\u636e\u6765\u505a\u5b9e\u9a8c\u5e73\u53f0\u7684ABTest\u7684\u5206\u6790\uff0c\u4e2d\u7b49\u7684QPS\u3001\u67e5\u8be2\u54cd\u5e94\u65f6\u95f4\u8981\u6c42\u57281\u79d2\u5de6\u53f3\u3002\u8fd9\u6837\u7684\u60c5\u51b5\u4e0b\u7528Presto\u662f\u5f88\u96be\u53bb\u5b9e\u73b0\u7684\uff0c\u56e0\u4e3apresto\u6211\u4eec\u4e5f\u77e5\u9053\u5b83PushDown\u662f\u6309\u7167\u5206\u533a\u53bb\u91ca\u653e\uff0c\u4e00\u6b21\u635e\u8fd9\u4e48\u591a\u6570\u636e\u7684\u8bdd\uff0c\u5185\u5b58\u975e\u5e38\u5403\u529b\uff0c\u96c6\u7fa4\u53ef\u80fd\u5c31\u56e0\u4e3a\u8fd9\u4e00\u4e2a\u67e5\u8be2\u5bfc\u81f4\u67e5\u8be2\u975e\u5e38\u6162\u3002\u7528Presto\u53bb\u786c\u67e5\uff0c\u6548\u7387\u4f1a\u975e\u5e38\u6162\uff0c\u8fbe\u4e0d\u5230\u54cd\u5e94SLA\u7684\u8981\u6c42\u3002<\/p>\n\n\n\n<p>\u6570\u636e\u5b58\u50a8\u65b9\u9762\uff0cClickHouse\u4e3b\u8981\u662f\u4e00\u4e2a\u5143\u6570\u636e\u5b58\u50a8\u5728ZooKeeper\uff0c\u6570\u636e\u6309\u7167\u7b56\u7565\u5b58\u50a8\u5728\u672c\u5730\u7684\u6587\u4ef6\u8def\u5f84\u4e0a\u9762\uff0c\u5728\u90e8\u5206\u7684\u7279\u5b9a\u67e5\u8be2\u573a\u666f\u4e0a\uff0c\u67e5\u8be2\u901f\u5ea6\u751a\u81f3\u662fPresto\u7684\u5341\u500d\u4ee5\u4e0a\u3002\u6211\u4eec\u4e5f\u5bf9ClickHouse\u505a\u4e86\u4e00\u4e9b\u6df1\u5ea6\u7684\u4e86\u89e3\uff0c\u7279\u522b\u662f\u5b83\u7684\u5411\u91cf\u5316\u5f15\u64ce\u548cSIMD\u3002\u901a\u8fc7\u5411\u91cf\u5316\u5f15\u64ce\u548cSIMD\u8fd9\u79cd\u6279\u91cf\u5411\u91cf\u8fdb\u884c\u6570\u636e\u7684\u4e00\u4e9b\u5e95\u5c42\u8ddf\u673a\u5668\u7684\u76f4\u63a5\u4ea4\u4e92\uff0c\u786e\u5b9e\u80fd\u5e26\u6765\u5341\u5206\u5feb\u7684\u63d0\u5347\u3002<\/p>\n\n\n\n<p><strong>2.&nbsp;ClickHouse\u7684\u4f18\u52bf<\/strong><\/p>\n\n\n\n<p>ClickHouse\u6709\u4ee5\u4e0b\u4e24\u65b9\u9762\u7684\u4f18\u52bf\uff1a<\/p>\n\n\n\n<ul><li>\u5927\u5bbd\u8868\u67e5\u8be2\u6027\u80fd\u4f18\u5f02\uff0c\u5176\u4e3b\u8981\u5206\u6790\u90fd\u662f\u5927\u5bbd\u8868\u7684SQL\u805a\u5408\u3002ClickHouse\u7684\u6574\u4e2a\u805a\u5408\u8017\u65f6\u90fd\u975e\u5e38\u5c0f\u3001\u6027\u80fd\u597d\uff0c\u5e76\u4e14\u5177\u6709\u91cf\u7ea7\u63d0\u5347\u3002\u56e0\u4e3a\u662f\u5217\u5f0f\u5b58\u50a8\uff0c\u4e5f\u9002\u7528\u4e8e\u5411\u91cf\u5316SIMD\u8fd9\u4e9b\u5f15\u4ee5\u4e3a\u50b2\u7684\u529f\u80fd\u3002\u53ef\u80fd\u5206\u5e03\u5f0f\u505a\u7684\u4e0d\u662f\u5f88\u597d\uff0c\u4f46\u662f\u5728\u5355\u8868\u6216\u8005\u662f\u8fd9\u4e9b\u6781\u81f4\u67e5\u8be2\u4e0a\u9762\u505a\u7684\u786e\u5b9e\u975e\u5e38\u6781\u81f4\uff0c\u6211\u4eec\u770bCK\u7684\u6e90\u7801\u5f88\u591a\u4e1c\u897f\u662f\u80fd\u7528SIMD\u7684\u6d6e\u70b9\u7684\u6570\u5b57\u7c7b\u578b\u7684\u90fd\u7528\u4e86\uff0c\u6709\u4e9b\u4e0d\u80fd\u7528\u5e95\u5c42\u8fd9\u4e9bSIMD\u7684\u6bd4\u5982\u5b57\u7b26\u4e32\uff0c\u4e5f\u662f\u5c06\u5176\u62c6\u5f00\u6309\u716716\u4f4d16\u4f4d\u8fd9\u6837\u53bb\u505a\uff0c\u786e\u5b9e\u662f\u4e00\u4e2a\u6781\u81f4\u7684\u5e95\u5c42\u67e5\u8be2\u6a21\u5f0f\u7684\u5f15\u64ce\u7684\u4f18\u5316\u3002<\/li><li>\u5355\u8868\u6027\u80fd\u5206\u6790\u4ee5\u53ca\u5206\u533a\u5bf9\u5176\u7684join\u8ba1\u7b97\u90fd\u80fd\u53d6\u5f97\u5f88\u597d\u7684\u6027\u80fd\u4f18\u52bf\u3002\u6bd4\u5982\u767e\u4ebf\u6570\u91cf\u7ea7join\u51e0\u5341\u4ebf\u6570\u91cf\u7ea7\u7684\u5927\u8868\u5173\u8054\u5927\u8868\u7684\u573a\u666f\uff0c\u572824C 128G * 10 shard(2\u526f\u672c)\u901a\u8fc7\u4f18\u5316\u53d6\u5f97\u4e8610s\u5de6\u53f3\u7684\u67e5\u8be2\u6027\u80fd\u3002\u6211\u4eec\u662f\u7528\u4e86\u4e3b\u952eid\u6309\u7167\u4e00\u5b9a\u89c4\u5219\u53bbhash\u7136\u540e\u505a\u5206\u6876\uff0c\u53bb\u8fbe\u5230\u8fd9\u6837\u7684\u4e00\u4e2a\u67e5\u8be2\u6027\u80fd\u3002\u5f53\u7136\u5b83\u672c\u8eab\u7684\u5206\u5e03\u5f0f\u7684join\u5b9e\u73b0\u7684\u662f\u6bd4\u8f83\u5dee\u7684\uff0c\u540e\u9762\u6211\u4e5f\u4f1a\u8bf4\u4e00\u4e0b\u3002<\/li><\/ul>\n\n\n\n<p><strong>3.&nbsp;ClickHouse\u573a\u666f-\u5b9e\u9a8c\u5e73\u53f0<\/strong><\/p>\n\n\n\n<p>\u4e0b\u9762\u662f\u552f\u54c1\u4f1a\u7684\u4e00\u4e2a\u5b9e\u9a8c\u4f8b\u5b50\uff0c\u552f\u54c1\u4f1a\u5b9e\u9a8c\u5e73\u53f0\u662f\u901a\u8fc7\u914d\u7f6e\u591a\u7ef4\u5206\u6790\u548c\u4e0b\u94bb\u5206\u6790\uff0c\u63d0\u4f9b\u6d77\u91cf\u6570\u636e\u7684A\/B-test\u5b9e\u9a8c\u6548\u679c\u5206\u6790\u7684\u4e00\u4f53\u5316\u5e73\u53f0\u3002\u4e00\u4e2a\u5b9e\u9a8c\u662f\u7531\u4e00\u80a1\u6d41\u91cf\uff08\u6bd4\u5982\u7528\u6237\u8bf7\u6c42\uff09\u548c\u5728\u8fd9\u80a1\u6d41\u91cf\u4e0a\u8fdb\u884c\u7684\u76f8\u5bf9\u5bf9\u6bd4\u5b9e\u9a8c\u7684\u4fee\u6539\u7ec4\u6210\u3002\u5b9e\u9a8c\u5e73\u53f0\u5bf9\u4e8e\u6d77\u91cf\u6570\u636e\u7684\u67e5\u8be2\u6709\u7740\u4f4e\u5ef6\u8fdf\u3001\u4f4e\u54cd\u5e94\u3001\u8d85\u5927\u89c4\u6a21\u6570\u636e\uff08\u767e\u4ebf\u7ea7\uff09\u7684\u9700\u6c42\u3002\u73b0\u5728A\/B-test\u975e\u5e38\u706b\uff0c\u4efb\u4f55\u4e00\u4e2a\u4e1a\u52a1\uff0c\u53bb\u4e0a\u5230\u4e00\u4e2a\u771f\u6b63\u7684\u4e1a\u52a1\u573a\u666f\u4e0a\u7684\u65f6\u5019\uff0c\u90fd\u8981\u5148\u505a\u4e00\u4e2a\u5c0f\u7684\u6d4b\u8bd5\uff0c\u770b\u770b\u8ddf\u4ee5\u524d\u6d41\u91cf\u6bd4\u5230\u5e95\u662f\u6709\u6b63\u5411\u6548\u679c\u8fd8\u662f\u6709\u53cd\u5411\u6548\u679c\u3002<\/p>\n\n\n\n<p><strong>4.&nbsp;\u5b9e\u9a8c\u5e73\u53f0OLAP\u4e1a\u52a1\u573a\u666f<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/08d79810e847a861ab85c9ca50468d02.png\" alt=\"08d79810e847a861ab85c9ca50468d02.png\"\/><\/figure>\n\n\n\n<p>\u8fd9\u662f\u4e00\u4e2a\u5178\u578b\u7684\u4eceA\/B-test\u65e5\u5fd7\uff0c\u5230\u6253\u70b9\u3001\u4e0b\u94bb\u3001\u66dd\u5149\u3001\u70b9\u51fb\u3001\u52a0\u5165\u8d2d\u7269\u8f66\u7684\u751f\u6210\u8ba2\u5355\u7684\u4e00\u4e2a\u94fe\u8def\uff0c\u641e\u7535\u5546\u7684\u670b\u53cb\u5bf9\u8fd9\u4e00\u5957\u90fd\u6bd4\u8f83\u719f\u6089\u3002\u6211\u4eec\u5b9e\u73b0\u4e86FlinkSQL\u3001Redis\u7684Collector\u3001\u652f\u6301Redis\u7684Sink\u3001Source\u5c3e\u8868\u5173\u8054\u8fd9\u6837\u7684\u4e00\u4e9b\u64cd\u4f5c\uff0c\u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u628aKafka\u7684\u6570\u636e\u5199\u5230ClickHouse\uff0c\u8ddfRedis\u6216\u8005\u662fHive\u7684\u4e00\u4e9b\u7ef4\u8868\u505a\u5173\u8054\uff0c\u7ecf\u8fc7\u4e00\u4e9b\u7b80\u5355\u7684\u5904\u7406\u4ee5\u540e\uff0c\u518d\u53bb\u7ed9\u4ed6\u4e22\u5230ClickHouse\u91cc\u9762\u53bb\u3002<\/p>\n\n\n\n<p><strong>5.&nbsp;\u901a\u8fc7FlinkSQL\u5199\u5165\u6570\u636e<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/d099ac1e285a2123be1637ec37182bea.png\" alt=\"d099ac1e285a2123be1637ec37182bea.png\"\/><\/figure>\n\n\n\n<p>\u8fd9\u91cc\u8bf4\u4e00\u4e0b\uff0cFlink\u5728ClickHouse Collector\u7aef\u505a\u7684\u4e00\u4e9b\u6539\u9020\uff0c\u652f\u6301\u5199\u5165\u672c\u5730\u8868\u7684\u76f8\u5173\u8fc7\u7a0b\u4e3b\u8981\u5206\u4e3a\u4ee5\u4e0b\u51e0\u6b65\uff1a<\/p>\n\n\n\n<p>\u2460 \u6839\u636e\u5e93\u540d\u548c\u8868\u540d\u67e5ClickHouse\u81ea\u5e26\u7684\u7cfb\u7edf\u5143\u6570\u636e\u8868\uff0csystem.tables\u662f\u5b83\u81ea\u5df1\u7684\u5143\u6570\u636e\u8868\uff0c\u83b7\u53d6\u60f3\u8981\u5199\u5165\u8868\u7684engine\u4fe1\u606f\uff0c\u8fd9\u91cc\u4e5f\u5217\u51fa\u4e86\u5bf9\u5e94\u7684SQL\uff0c\u5927\u5bb6\u5982\u679c\u611f\u5174\u8da3\u53ef\u4ee5\u53bb\u67e5\u4e00\u4e0b\u3002<\/p>\n\n\n\n<p>\u2461 \u89e3\u6790engine\u7684\u4fe1\u606f\uff0c\u83b7\u53d6\u5b83\u7684\u96c6\u7fa4\u540d\u3001\u672c\u5730\u8868\u540d\u3002<\/p>\n\n\n\n<p>\u2462 \u6839\u636e\u96c6\u7fa4\u540d\uff0c\u67e5\u8be2\u6570\u636e\u8868system.clusters\u4e5f\u662f\u96c6\u7fa4\u7684\u5143\u6570\u636e\u4fe1\u606f\uff0c\u6211\u4eec\u53ef\u4ee5\u83b7\u53d6\u5b83\u7684\u5206\u7247\u8282\u70b9\u4fe1\u606f\u548capp\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u2463 \u6700\u540e\u6211\u4eec\u6839\u636eshard\u914d\u7f6e\u7684\u4fe1\u606f\uff0c\u521d\u59cb\u5316\u751f\u6210\u968f\u673ashard group\u91cc\u7684URL\u6765\u8fde\u63a5\uff0cClickHouse \u8fde\u63a5\u5c31\u5efa\u6210\u4e86\uff0c\u5176\u8d1f\u8d23\u5c06Flink\u5185\u90e8\u7684\u6570\u636e\u7ed3\u6784RowData\u6dfb\u52a0\u5230batch buffer\u91cc\u9762\uff0c\u6211\u4eec\u662f\u7528bacth\u6279\u6b21\u7684\u65b9\u5f0f\u53bb\u5199\uff0c\u5355\u6761\u5199\u7684\u8bdd\u5c31\u6302\u4e86\uff0cbatch\u6211\u4eec\u4e5f\u6709\u4e00\u4e9b\u53c2\u6570\u914d\u7f6e\u5728\u91cc\u9762\uff0c\u540e\u9762\u4f1a\u8ddf\u5927\u5bb6\u8bf4\u4e00\u4e0b\u3002<\/p>\n\n\n\n<p>\u8fd9\u6837\u4e00\u4e2asink\u7ed9\u5230ClickHouse\u7684Server\u7aef\u3002\u5c31\u662f\u6211\u4eec\u4fee\u6539\u4e86\u4ee5\u540eClickHouse\u7684\u4e00\u4e2a\u5b8c\u6574\u7684\u6d41\u7a0b\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/6b3792e741b3630578f6bdc127091e05.png\" alt=\"6b3792e741b3630578f6bdc127091e05.png\"\/><\/figure>\n\n\n\n<p>\u65f6\u5e8f\u56fe\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u662fflick connector\u7684\u4e00\u4e9b\u6e90\u7801\uff0c\u6709\u5174\u8da3\u7684\u670b\u53cb\u53ef\u4ee5\u53bb\u7814\u7a76\u4e00\u4e0b\u3002<\/p>\n\n\n\n<p><strong>6.&nbsp;\u8d85\u5927\u578b\u8868JOIN<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/ef49f0a79192b8fb60f693509c344edc.png\" alt=\"ef49f0a79192b8fb60f693509c344edc.png\"\/><\/figure>\n\n\n\n<p>\u5728\u5b9e\u9645\u5e94\u7528\u573a\u666f\uff0c\u6211\u4eec\u53d1\u73b0\u4e00\u4e9b\u7279\u5b9a\u573a\u666f\u6bd4\u5982\u521a\u624d\u6211\u4eec\u8bf4\u7684\u4e00\u4e2a\u9700\u8981\u62ff\u4e00\u5929\u7684A\/B-test\u65e5\u5fd7\u53bbjoin\u6211\u4eec\u4e00\u5929\u7684\u6d41\u91cf\u60c5\u51b5\uff0c\u5982\u679c\u7528\u4e24\u5f20\u5927\u5206\u5e03\u5f0f\u8868join\u7684\u8bdd\u975e\u5e38\u4e0d\u7406\u60f3\uff0c\u751a\u81f3\u662f\u5982\u679c\u518d\u5f15\u5165\u51e0\u5f20\u7ef4\u8868\u8fdb\u884cjoin\u7684\u8bdd\u5c06\u57fa\u672c\u4e0a\u67e5\u4e0d\u51fa\u6765\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/cf08a14fa2ec7436a30fe422782768b7.png\" alt=\"cf08a14fa2ec7436a30fe422782768b7.png\"\/><\/figure>\n\n\n\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u5c31\u7528\u4e86\u5206\u6876\u7684\u6982\u5ff5\uff0c\u9996\u5148\u628a\u5de6\u8868\u548c\u53f3\u8868join\u7684\u5b57\u6bb5\u5efa\u8868\u65f6\u5c31\u7528hash\u89c4\u5219\u3002murmurHash3_64\u7684\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u90fd\u6bd4\u8f83\u4f18\u79c0\uff0c\u6240\u4ee5\u6211\u4eec\u91c7\u7528\u7684\u662fmurmurHash3_64\u8fd9\u79cd\u89c4\u5219\uff0c\u6765\u8ba9\u56fa\u5b9a\u7684id\u843d\u5165\u5230\u56fa\u5b9a\u7684\u7269\u7406\u673a\u4e0a\u3002\u5199\u5165\u65b9\u9762\uff0c\u6211\u4eec\u662f\u5728\u5efa\u8868\u7684\u65f6\u5019\u6307\u5b9a\u5982\u679c\u662f\u5728Flink SQL\u8fd9\u8fb9\u53bb\u5199\u8fd9\u6837\u7684ClickHouse\u6570\u636e\u7684\u8bdd\uff0c\u5982\u679c\u5199\u5206\u5e03\u5f0f\u8868\u6570\u636e\u91cf\u4e0d\u5927\uff0c\u5728\u5efa\u8868\u7684\u65f6\u5019\u6307\u5b9amurmurHash3_64\u5b57\u6bb5\u5c31\u53ef\u4ee5\u4e86\u3002\u5982\u679c\u50cf\u6211\u4eec\u521a\u624d\u8bf4\u7684\u5199\u672c\u5730\u8868\u7684\u8bdd\uff0c\u9700\u8981\u5728Flink\u8fd9\u4e00\u7aef\u5199\u5165\u7684\u7b56\u7565\u91cc\u9762\u52a0\u5165murmurHash3_64\u7684\u7b56\u7565\uff0c\u628a\u5b83\u5199\u51fa\u6765\uff0c\u7136\u540e\u5728\u6211\u4eec\u7684\u5199\u5165\u7aef\u53bb\u6839\u636eid\u5206\u914d\u597d\u5b83\u7684\u7269\u7406\u8868\uff0c\u8fd9\u6837\u4ece\u6570\u636e\u5199\u5165\u7aef\u5c31\u5df2\u7ecf\u5f00\u59cb\u505a\u4e00\u4e2a\u5206\u6876\u3002\u67e5\u8be2\u7684\u8bdd\u7528\u5de6\u8868\u662f\u5206\u5e03\u5f0f\u8868\uff0c\u53f3\u8868\u662flocal\u8868\uff0c\u8fd9\u6837\u8fbe\u5230\u7684\u6548\u679c\u5176\u5b9e\u5c31\u662f\u6211\u4eec\u6700\u7ec8\u60f3\u8981\u7684\u5206\u5e03\u5f0f\u8868join\u5206\u5e03\u5f0f\u8868\u7684\u6548\u679c\u3002\u4f46\u662f\u56e0\u4e3a\u5206\u6876\u4e86\u6240\u4ee5\u6bcf\u4e2a\u673a\u5668\u4e0a\u505a\u7684\u5176\u5b9e\u90fd\u662f\u76f8\u5bf9\u4e8e\u8fd9\u4e9bid\u53bb\u505a\u7684\u4e8b\u60c5\u3002\u8fd9\u4e2a\u8bed\u4e49\u89e3\u6790\u662fClickHouse\u81ea\u8eab\u53bb\u5e2e\u6211\u4eec\u53bb\u505a\u4e86\u4e00\u4e2asub query\u91cc\u9762\u7684\u89e3\u6790\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/d0985c0800b58681048f828f5c780070.png\" alt=\"d0985c0800b58681048f828f5c780070.png\"\/><\/figure>\n\n\n\n<p>\u9700\u8981\u6ce8\u610f\u7684\u5730\u65b9\u662f\u6211\u4eec\u5de6\u8868\u4e0d\u80fd\u5199\u6210\u4e00\u4e2a\u5b50\u67e5\u8be2\uff0c\u5de6\u8868\u5199\u5728\u5b50\u67e5\u8be2\u7684\u8bdd\u4f1a\u5728\u6267\u884c\u8ba1\u5212\u91cc\u9762\u7c7b\u4f3c\u4e8e\u67e5\u672c\u5730\u8868\uff0c\u8fd9\u6837\u672c\u5730\u8868join\u672c\u5730\u8868\u7684\u8bdd\u90a3\u80af\u5b9a\u662f\u6709\u95ee\u9898\u7684\u3002\u4f60\u5728\u8fd9\u53f0\u673a\u5668a\u53f0\u673a\u5668\u4e0a\u67e5\u7684\u8bdd\uff0c\u7ed9\u4f60\u8fd4\u56de\u7684\u7ed3\u679c\u5c31\u662f\u8fd9\u53f0a\u673a\u5668\u4e0a\u7684\u672c\u5730\u8868join\u672c\u5730\u8868\uff0c\u5e76\u6ca1\u6709\u628a\u6240\u6709\u7684\u96c6\u7fa4\u91cc\u9762\u6240\u6709\u8868\u7684\u672c\u5730\u8868join\u672c\u5730\u8868\u6570\u636e\u6700\u540e\u5408\u5e76\u5728\u4e00\u8d77\u518d\u5410\u7ed9\u4f60\u3002<\/p>\n\n\n\n<p><strong>7.&nbsp;\u589e\u91cf\u6570\u636e\u573a\u666f<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/3a77246af2fa4bcd43ffd823674dc885.png\" alt=\"3a77246af2fa4bcd43ffd823674dc885.png\"\/><\/figure>\n\n\n\n<p>\u8bf4\u5b8chash\u7b56\u7565\u6211\u4eec\u518d\u770b\u4e00\u770b\u589e\u91cf\u6570\u636e\u66f4\u65b0\u7684\u573a\u666f\uff0c\u6211\u4eec\u8fd9\u8fb9\u7684\u6570\u636e\u4ee5\u524d\u90fd\u662f\u50cfKudu\u4e00\u6837\u7684\u8981\u505a\u4e00\u4e2a\u53bb\u91cd\u66f4\u65b0\u3002\u8fd9\u6837\u90fd\u662f\u6d41\u91cf\u6570\u636e\u8981\u505a\u7684\u5b9e\u65f6\u7684\u66f4\u65b0\uff0c\u6211\u4eec\u5c31\u8c03\u7814\u4e86\u4ed6\u7684\u51e0\u4e2a\u573a\u666f\uff0c\u6211\u4eec\u4e5f\u4f1a\u7528MergeTree\u53bb\u505a\u8fd9\u6837\u7684\u4e8b\u60c5\u3002\u7531\u4e8e\u5b9e\u9a8c\u5e73\u53f0\u7684\u573a\u666f\uff0c\u6211\u4eec\u540e\u6765\u662f\u9009\u7528\u4e86\u7b2c\u4e00\u4e2a\u65b9\u6848\uff0c\u56e0\u4e3a\u5907\u9009\u65b9\u6848\u9996\u5148\u8981\u80fd\u5b9e\u65f6\u53bb\u91cd\uff0c\u5176\u6b21\u5c31\u662f\u5bf9\u5b9e\u65f6\u54cd\u5e94\u6027\u8981\u6c42\u6bd4\u8f83\u9ad8\u3002\u6211\u4eec\u540e\u6765\u770b\u4e86\u4e00\u4e0b\uff0c\u6574\u4e2a\u589e\u91cf\u573a\u666f\u5982\u679c\u6309\u7167\u8fd9\u51e0\u4e2aTree\u53bb\u505a\u7684\u8bdd\uff0c\u5176\u5b9e\u662f\u5b83\u7684\u5f31\u9879\uff0c\u5f3a\u9879\u5e76\u4e0d\u5728\u6b64\uff0c\u4e5f\u5e76\u4e0d\u5728\u4e00\u4e2a\u9ad8\u6279\u91cf\u7684\u589e\u91cf\u6570\u636e\u7684\u66f4\u65b0\u3002\u73b0\u5728\u4e1a\u754c\u5f88\u591a\u516c\u53f8\u5728\u8fd9\u5757\u7528\u7684\u662f\u7269\u5316\u89c6\u56fe\u6765\u5b9e\u73b0\u8fd9\u6837\u7684\u4e8b\u60c5\uff0c\u4f46\u662f\u7269\u5316\u89c6\u56fe\u4e86\u4ee5\u540e\u5176\u5b9e\u53ea\u80fd\u662f\u4e00\u4e2a\u589e\u91cf\u66f4\u65b0\uff0c\u5386\u53f2\u8ba2\u5355\u6570\u636e\u8981\u66f4\u65b0\u7684\u8bdd\uff0c\u7528\u7269\u5316\u89c6\u56fe\u4e5f\u8981\u81ea\u5df1\u60f3\u597d\u8fd9\u4e2a\u7a97\u53e3\u600e\u4e48\u53bb\u505a\uff0c\u56e0\u4e3a\u7269\u5316\u89c6\u56fe\u5176\u5b9e\u589e\u91cf\u66f4\u65b0\u4e5f\u662f\u786c\u7b97\uff0c\u4f60\u8981\u505a\u4e2a\u7269\u5316\u89c6\u56fe\u5c31\u662f\u6bcf\u4e00\u6b21\u6765\u4e2a\u6570\u636e\u786c\u7b97\u7684\u8bdd\u90a3\u5c31\u80af\u5b9a\u662f\u625b\u4e0d\u4f4f\uff0c\u5982\u679c\u662f\u6d41\u91cf\u66f4\u65b0\u7684\u8bdd\u5176\u5b9e\u573a\u666f\u6709\u9650\uff0c\u8fd9\u91cc\u662f\u7ed9\u5927\u5bb6\u63d0\u4f9b\u4e00\u4e2a\u600e\u4e48\u53bb\u505a\u8fd9\u4ef6\u4e8b\u60c5\u7684\u601d\u8def\u3002<\/p>\n\n\n\n<p><strong>8.&nbsp;Flink\u5199\u5165\u9047\u5230\u7684\u95ee\u9898<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/e2221c4a0c2d34eb4b4f1a54452a3057.png\" alt=\"e2221c4a0c2d34eb4b4f1a54452a3057.png\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u5728\u7528Flink\u5199\u5165ClickHouse\u7684\u65f6\u5019\u4e5f\u9047\u5230\u4e86\u4e0d\u5c11\u95ee\u9898\u3002\u5927\u5bb6\u5e94\u8be5\u90fd\u9047\u5230\u8fc7\u50cftoo many parts\u8fd9\u6837\u7684\u95ee\u9898\uff0c\u6211\u4eec\u89e3\u51b3\u65b9\u6848\u662f\uff1a<\/p>\n\n\n\n<p>\u2460 \u9996\u5148\u628a\u4e00\u4e9b\u53c2\u6570\u8c03\u6574\u4e00\u4e0b\uff0c\u628aparts_to_throw\u6839\u636e\u673a\u5668cpu\u3001\u5185\u5b58\u7b49\u60c5\u51b5\u8c03\u5927\u523010000\u3002<\/p>\n\n\n\n<p>\u2461 \u6211\u4eec\u5728Flink\u7684sink\u7b97\u5b50\u8fd9\u5757\uff0c\u628asink\u7684\u5e76\u53d1\u5ea6\u548cbatch\u505a\u4e00\u4e9b\u5b9a\u5236\uff0c\u6bd4\u5982\u6211\u4eec\u8bbe\u7f6e\u7684batch\u662f20\u4e07\u6761\u8bb0\u5f55\u6216\u8005\u662f60s\uff0c\u8fd9\u662f\u9488\u5bf9\u4e8e\u8c01\u5148\u5230\u8fbe\u5c31\u8c01\u5148\u53d1\u9001\u3002<\/p>\n\n\n\n<p>\u8fd9\u6837\u7684\u573a\u666f\u5c31\u662f\u4e3a\u4e86\u5e94\u5bf9\u6570\u636e\u9ad8\u5cf0\u671f\u548c\u4f4e\u5cf0\u671f\u4e24\u79cd\u4e0d\u540c\u573a\u666f\u90fd\u8981\u53bb\u5199\uff0c\u4fdd\u8bc1\u65f6\u6548\u6027\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/f555ffd52791c430ffd2eef460291f50.png\" alt=\"f555ffd52791c430ffd2eef460291f50.png\"\/><\/figure>\n\n\n\n<p>\u7b2c\u4e8c\u4e2a\u95ee\u9898\u5c31\u662f\u6570\u636e\u7c7b\u578b\u7684\u95ee\u9898\uff0c\u539f\u56e0\u5c31\u662fClickHouse\u5efa\u8868\u7684\u65f6\u5019\u5982\u679c\u53bb\u6389Nullable\u9650\u5236\uff0c\u63d2\u5165\u7684\u65f6\u5019\u5c31\u5fc5\u987b\u7ed9\u4e00\u4e2a\u786e\u5b9a\u7684\u503c\uff0c\u5426\u5219flush\u7684\u65f6\u5019\u5c31\u4f1a\u5931\u8d25\uff0c\u5f71\u54cdflink sql job\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n<p>\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n\n\n\n<p>\u2460 ClickHouse\u5efa\u8868\u7684\u65f6\u5019\u6bcf\u4e2a\u5b57\u6bb5\u52a0\u4e0a\u9ed8\u8ba4\u503c\uff0c\u6216\u8005\u5efa\u8868\u7684\u65f6\u5019\u52a0\u4e0aNullable\u7ea6\u675f\uff08\u8fd9\u91cc\u4e0d\u5efa\u8bae\u52a0\u7ea6\u675f\uff0c\u4e3b\u8981\u662fClickHouse\u9488\u5bf9\u4ed6\u7684\u5b57\u6bb5\u7c7b\u578b\u505a\u4e86\u5f88\u591a\u4f18\u5316\uff0c\u52a0\u8fd9\u6837\u7684\u7ea6\u675f\u4ee5\u540e\uff0c\u53ef\u80fd\u5c31\u5728\u5e95\u5c42\u4e0d\u7ba1\u662f\u5b58\u50a8\u8fd8\u662f\u5143\u6570\u636e\u65b9\u9762\u7684\u8bdd\u5176\u5b9e\u90fd\u662f\u4f1a\u6709\u4e00\u4e9b\u4f18\u5316\u6ca1\u6709\u7528\u4e0a\uff09\u3002<\/p>\n\n\n\n<p>\u2461 Flink sql\u5728\u5904\u7406\u6570\u636e\u65f6\uff0c\u52a0\u4e0acoalesce\u7a7a\u503c\u5904\u7406\u51fd\u6570\u3002<\/p>\n\n\n\n<p><strong>9.&nbsp;ClickHouse\u67e5\u8be2\u4f18\u5316<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/407868eee37b91fe63bff598789a2793.png\" alt=\"407868eee37b91fe63bff598789a2793.png\"\/><\/figure>\n\n\n\n<p>\u63a5\u4e0b\u6765\u6211\u4eec\u8c08\u4e00\u8c08ClickHouse\u80fd\u505a\u67e5\u8be2\u4f18\u5316\u7684\u4e00\u4e9b\u5730\u65b9\u3002<\/p>\n\n\n\n<p>\u2460 \u9009\u62e9\u9002\u5408\u7684merge\u5f15\u64ce\u3002\u5305\u62ec\u66f4\u65b0\u573a\u666f\u6216\u8005\u5c0f\u91cf\u7684log\u65e5\u5fd7\u5f15\u64ce\uff0c\u6839\u636e\u4e0d\u540c\u573a\u666f\u90fd\u80fd\u9009\u5230\u6bd4\u8f83\u5408\u9002\u7684\u4e00\u79cdmerge\u5f15\u64ce\uff0c\u8fd9\u4e2a\u5927\u5bb6\u53ef\u4ee5\u7ffb\u770b\u4e00\u4e0bCK\u7684\u5b98\u7f51\uff0c\u5bf9\u5404\u4e2a\u5f15\u64ce\u8bf4\u7684\u90fd\u975e\u5e38\u7684\u8be6\u7ec6\u3002<\/p>\n\n\n\n<p>\u2461 \u505a\u597d\u5206\u533a\u7684\u5206\u7ea7\uff0c\u4e00\u7ea7\u5206\u533a\u4e8c\u7ea7\u5206\u533a\uff0c\u4e0d\u8fc7\u6211\u4eec\u73b0\u5728\u4e0d\u592a\u5efa\u8bae\u7528\u4e8c\u7ea7\u5206\u533a\uff0c\u56e0\u4e3a\u5b83\u7684order by\u8fd9\u79cd\u7d22\u5f15\u8db3\u591f\u4f18\u79c0\u4e86\uff0c\u6700\u597d\u662f\u5728\u5206\u533a\u6570\u548c\u5206\u533a\u5185\u7684parts\u4e4b\u95f4\u53d6\u4e00\u4e2a\u5e73\u8861\u3002\u5982\u679c\u662f\u5b9e\u65f6\u5199parts\u6570\u7684\u8bdd\u53ef\u80fd\u524d\u51e0\u5929\u7684\u6570\u636e\u4f1amerge \u7684\u6bd4\u8f83\u597d\u4f46\u662f\u5b9e\u65f6\uff08\u4eca\u5929\uff09\u8fd9\u4e00\u5929\u7684\u6570\u636e\u53ef\u80fdparts\u6570\u592a\u591a\u7684\u8bdd\u67e5\u8be2\u8d77\u6765\u5c31\u4f1a\u6bd4\u8f83\u6162\u3002<\/p>\n\n\n\n<p>\u2462 \u6839\u636eSQL\u6570\u636e\u7279\u6027\uff0c\u6309\u7167\u5b57\u6bb5order by\u6392\u5e8f\uff0c\u8ddfMySQL\u8fd9\u8fb9\u4e00\u6837\u8981\u6839\u636e\u67e5\u8be2\u7684SQL\u60f3\u597d\u600e\u4e48\u8bbe\u8ba1\u4e00\u4e2aorder by\u7684\u5b57\u6bb5\u6392\u5e8f\uff0c\u5305\u62ec\u547d\u4e2d\u6570\uff0c\u90fd\u662f\u6709\u5b66\u95ee\u5728\u91cc\u9762\u7684\uff0c\u5c31\u770b\u5b83\u7684\u4e00\u4e2a\u5206\u7c7b\u6027\u548c\u6574\u4e2a\u5206\u7c7b\u5b57\u6bb5\u7684\u8bdd\u5230\u5e95\u5728\u8fd9\u4e2a\u8868\u91cc\u9762\u5927\u6982\u662f\u4e00\u4e2a\u4ec0\u4e48\u6837\u7684\u9897\u7c92\u5ea6\u3002<\/p>\n\n\n\n<p>\u2463 \u8868\u6700\u597d\u90fd\u505a\u597d\u751f\u547d\u5468\u671f\u4f7f\u7528TTL\uff0c\u7279\u522b\u662fClickHouse\u672c\u8eab\u652f\u6301\u5217TTL\uff0c\u628a\u8fc7\u91cfTTL\u7684\u6570\u636e\u751a\u81f3\u53ef\u4ee5\u5bfc\u5230\u51b7\u6570\u636e\uff0c\u4f60\u5728store\u91cc\u9762\u53bb\u914d\u7f6e\u70ed\u6570\u636e\u548c\u51b7\u6570\u636e\u4e0d\u540c\u7684\u5b58\u50a8\uff0c\u53ef\u4ee5\u628a\u4e00\u4e9b\u6570\u636e\u6309\u4f60\u7684TTL\u8981\u6c42\u53bb\u653e\u5230\u4e00\u4e9b\u51b7\u6570\u636e\u91cc\u9762\u3002\u6bd4\u5982\u70ed\u6570\u636e\u7528SSD\uff0c\u51b7\u6570\u636e\u7528HHD\uff0cClickHouse\u90fd\u53ef\u4ee5\u53bb\u5e2e\u4f60\u7528\u597d\u3002\u50cf\u6211\u4eec\u4e4b\u524d\u81ea\u5df1\u4e00\u4e9b\u5176\u4ed6\u7684\u5f15\u64ce\u7684\u8bdd\uff0c\u90fd\u662f\u81ea\u5df1\u53bb\u5199\u811a\u672c\u53bb\u505a\u8fd9\u4e9b\u4e8b\u60c5\u7684\u3002<\/p>\n\n\n\n<p>\u2464 \u7d22\u5f15\u9897\u7c92\u5ea6\u7684\u95ee\u9898\u3002\u9ed8\u8ba4\u662f8192\u884c\u4f5c\u4e3a\u4e00\u4e2ablock\uff0c\u4f46\u662f\u6211\u4eec\u53d1\u73b0\u5728bitmap\u8fd9\u79cd\u573a\u666f\uff0c\u4e00\u884c\u53ef\u80fd\u5217\u975e\u5e38\u5927\uff0c\u662f\u4e00\u4e2a\u4e8c\u8fdb\u5236\u7684\u6216\u8005\u662f\u4e00\u4e2abitmap\u8fd9\u6837\u7684\u4e00\u4e2a\u751f\u6210\u5668\u7684\u573a\u666f\u3002\u8fd9\u6837\u6211\u4eec\u8bbe\u7f6e\u7684\u5c31\u8981\u5c0f\u70b9\uff0c\u50cf\u6211\u4eec\u81ea\u5df1\u5185\u90e8\u50cf\u4eba\u7fa4bitmap\u7684\u8bdd\uff0c\u6211\u4eec\u7d22\u5f15\u9897\u7c92\u5ea6\u8bbe\u7f6e\u7684\u662f2\uff0c\u5c31\u662f2\u884c\u5c31\u4f5c\u4e3a\u4e00\u4e2a\u67e5\u627e\u5355\u5143\uff0c\u56e0\u4e3a\u6211\u4eec\u884c\u6570\u6bd4\u8f83\u5c11\uff0c\u4f46\u662f\u5217\u91cc\u9762\u7684value\u503c\u6bd4\u8f83\u5927\u3002<\/p>\n\n\n\n<p><strong>10.&nbsp;ClickHouse\u53c2\u6570\u4f18\u5316<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/d6e48f271c1029607b0be2d5edf0870a.png\" alt=\"d6e48f271c1029607b0be2d5edf0870a.png\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/9c61d12e04d26e27208a96610d93f471.png\" alt=\"9c61d12e04d26e27208a96610d93f471.png\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u5728ClickHouse\u4e2d\u6839\u636e\u6bcf\u4e2a\u7269\u7406\u673a\u7684CPU\u548c\u5185\u5b58\u60c5\u51b5\u505a\u4e86\u4e00\u4e9b\u53c2\u6570\u4f18\u5316\uff0c\u4e3b\u8981\u662f\u4e00\u4e9bmerge\u6216\u8005\u662f\u4e00\u4e9b\u5e76\u53d1\u8fd8\u6709query\u8fd9\u4e9b\u53c2\u6570\uff0c\u8fd9\u91cc\u7ed9\u51fa\u4e00\u4e9b\u5efa\u8bae\uff0c\u5305\u62ec\u5185\u5b58\u3001CPU\u8ddf\u6838\u6570pool_size\u7684\u4e00\u4e9b\u5173\u7cfb\uff0c\u6211\u4eec\u90fd\u505a\u4e86\u8ddf\u7269\u7406\u673a\u76f8\u5bf9\u5e94\u7684\u4e00\u4e9b\u4f18\u5316\u3002<\/p>\n\n\n\n<p><strong>11.&nbsp;\u7269\u5316\u89c6\u56fe<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/50b9c2567c57a880c474c89387e20f29.png\" alt=\"50b9c2567c57a880c474c89387e20f29.png\"\/><\/figure>\n\n\n\n<p>\u8bf4\u5b8cClickHouse\u4e4b\u540e\u5c31\u5fc5\u987b\u8bf4\u4e00\u4e0b\u5b83\u7684\u7269\u5316\u89c6\u56fe\uff0cClickHouse\u7684\u7269\u5316\u89c6\u56fe\u662f\u4e00\u79cd\u67e5\u8be2\u7ed3\u679c\u7684\u6301\u4e45\u5316\uff0c\u67e5\u8be2\u8d77\u6765\u8ddf\u8868\u662f\u6ca1\u6709\u533a\u522b\u7684\uff0c\u4e5f\u662f\u4e00\u5f20\u65f6\u65f6\u523b\u523b\u5728\u9884\u8ba1\u7b97\u7684\u8868\u3002\u521b\u5efa\u7684\u8fc7\u7a0b\u4e5f\u662f\u4e00\u4e2a\u7279\u6b8a\u5f15\u64ce\uff0c\u52a0\u4e0a\u540e\u6765\u7684as select\u6765\u8868\u8fbe\u6240\u9700\u8981\u7684\u5217\u548c\u89c4\u5219\uff0c\u641eETL\u7684\u540c\u4e8b\u770b\u8fd9\u4e2a\u8bed\u6cd5\u5c31\u6bd4\u8f83\u4eb2\u5207\u3002\u5982\u679c\u9700\u8981\u5386\u53f2\u6570\u636e\u53ef\u4ee5\u8fdb\u884c\u521d\u59cb\u5316\uff0c\u4f46\u662f\u8981\u52a0\u4e0a\u4e00\u4e9b\u5173\u952e\u5b57\uff0c\u4e0d\u8fc7\u5173\u952e\u5b57\u4e00\u5b9a\u8981\u614e\u7528\uff0c\u6570\u636e\u91cf\u5927\u7684\u8bdd\u4f1a\u5bf9\u6574\u4e2a\u96c6\u7fa4\u9020\u6210\u6027\u80fd\u5f71\u54cd\uff0c\u800c\u4e14\u539f\u8868\u5f80\u7269\u5316\u89c6\u56fe\u5bfc\u5165\u6570\u636e\u7684\u65f6\u5019\uff0c\u9700\u8981\u52a0POPULATE\u5173\u952e\u5b57\u5e76\u4e14\u8981\u505c\u6b62\u5199\u5165\uff0c\u5426\u5219\u65b0\u7684\u65f6\u95f4\u5199\u5165\u7684\u6570\u636e\u4f1a\u88ab\u76f4\u63a5\u4e22\u6389\uff0c\u6240\u4ee5\u7269\u5316\u89c6\u56fe\u5982\u679c\u4e0d\u505c\u5199\u5165\u7684\u8bdd\u6570\u636e\u662f\u4e0d\u51c6\u7684\u3002\u6211\u4eec\u4f7f\u7528\u7269\u5316\u89c6\u56fe\u7684\u8fc7\u7a0b\u4e2d\u4e5f\u4f53\u4f1a\u5230\u5b83\u7684\u4e00\u4e9b\u4f18\u70b9\u548c\u7f3a\u70b9\uff0c\u4f18\u70b9\u662f\u771f\u7684\u5f88\u5feb\uff0c\u56fe\u4e2d\u53ef\u4ee5\u770b\u5230\u7269\u5316\u89c6\u56fe\u67e5\u8be2\u9009\u62e9\u7684\u6570\u636e\u91cf\u5c11\u4e86\u5f88\u591a\uff0c\u8fd9\u4e5f\u53ef\u4ee5\u7406\u89e3\uff0c\u5b83\u76f8\u5f53\u4e8e\u628a\u7ed3\u679c\u6570\u636e\u7ed9\u67e5\u597d\u4e86\uff0c\u7136\u540e\u628a\u7269\u5316\u89c6\u56fe\u5bf9\u5916\u63d0\u4f9bAD-Hoc\u670d\u52a1\uff0c\u7ed9\u522b\u4eba\u611f\u89c9\u662f\u6beb\u79d2\u7ea7\u7684AD-Hoc\u670d\u52a1\uff0c\u662f\u975e\u5e38\u9002\u5408\u7684\u3002\u7f3a\u70b9\u662f\u5bf9\u4e8e\u90e8\u5206\u573a\u666f\u4f7f\u7528\u6709\u9650\u5236\uff0c\u66f4\u591a\u7684\u662f\u4e00\u79cd\u7d2f\u52a0\u5f0f\u7684\u6280\u672f\uff0c\u5e76\u4e0d\u662f\u6211\u4eec\u60f3\u8bf4\u7684\u54ea\u79cd\u968f\u65f6\u53ef\u4ee5\u505a\u5386\u53f2\u53bb\u91cd\u7684\u7269\u5316\u89c6\u56fe\u3002<\/p>\n\n\n\n<p><strong>04<\/strong><\/p>\n\n\n\n<p><strong>\u552f\u54c1\u4f1a\u672a\u6765\u5c55\u671b<\/strong><\/p>\n\n\n\n<p><strong>1.&nbsp;Presto\u672a\u6765\u65b9\u5411<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/49ca73d69d053318fd8f41fd28dcb11f.png\" alt=\"49ca73d69d053318fd8f41fd28dcb11f.png\"\/><\/figure>\n\n\n\n<p><strong>\u667a\u80fd\u81ea\u52a8\u6269\u7f29\u5bb9\uff1a<\/strong>\u521a\u624d\u6211\u4eec\u4e5f\u8bf4\u5230\uff0c\u6211\u4eec\u8ddf\u79bb\u7ebf\u56e2\u961f\u8fd9\u8fb9\u6709\u4e00\u4e2a\u501f\u8c03\uff0c\u5e76\u4e14\u6709\u4e00\u4e2a\u8def\u7531\u529f\u80fd\uff0c\u4f46\u662f\u6211\u4eec\u89c9\u5f97\u8fd9\u4e2a\u8def\u7531\u8fd8\u4e0d\u591f\u667a\u80fd\uff0c\u56e0\u4e3a\u73b0\u5728\u8fd8\u662f\u6211\u4eec\u6bcf\u5929\u665a\u4e0a\u5b9a\u4e00\u4e2a\u5b9a\u65f6\u8ba1\u5212\uff0c\u51e0\u70b9\u628a\u8fd9\u4e9b\u96c6\u7fa4\u505c\u4e00\u90e8\u5206\uff0c\u628a\u67e5\u8be2\u6253\u5230\u53e6\u5916\u4e00\u4e9b\u96c6\u7fa4\uff0c\u518d\u628a\u8fd9\u4e9b\u673a\u5668\u7ed9\u5230\u79bb\u7ebf\uff0c\u7b2c\u4e8c\u5929\u65e9\u4e0a\u4ee5\u76f8\u53cd\u7684\u6b65\u9aa4\u56de\u6765\u3002\u6211\u4eec\u662f\u60f3\u6211\u4eec\u5df2\u7ecf\u6709\u8fd9\u79cd\u6574\u4e2a\u94fe\u8def\u7684\u67e5\u8be2\u4fe1\u606f\u76d1\u63a7\uff0c\u6211\u4eec\u53ef\u4ee5\u628a\u8fd9\u4e2a\u4e1c\u897f\u505a\u5230\u667a\u80fd\u5316\u8def\u7531\u7684\u6982\u5ff5\u91cc\u9762\uff0c\u53bb\u6839\u636e\u6d41\u91cf\u6765\u8fdb\u884c\u667a\u80fd\u7684\u6269\u7f29\u5bb9\u3002<\/p>\n\n\n\n<p><strong>\u667a\u80fd\u8def\u7531\uff1a<\/strong>\u8def\u7531\u667a\u80fd\u626b\u63cf\uff0c\u5047\u8bbe\u8fd9\u4e2a\u96c6\u7fa4\u975e\u5e38\u5fd9\uff0c\u90a3\u5c31\u628a\u8fd9\u4e2a\u96c6\u7fa4\u667a\u80fd\u76f4\u63a5\u5207\u65ad\uff0c\u4e0d\u9700\u8981\u4ee5\u524d\u8fd8\u6709\u4e2a\u6253\u5206\u6b65\u9aa4\u5728\u91cc\u9762\u3002<\/p>\n\n\n\n<p><strong>\u5927\u67e5\u8be2spill to disk\uff1a<\/strong>\u8fd9\u4e2a\u6211\u4eec\u73b0\u5728\u5df2\u7ecf\u6709\u90e8\u5206\u96c6\u7fa4\u5728\u7ed9\u6709\u8d85\u5927\u67e5\u8be2\u9700\u6c42\u7684AD-Hoc\u8fd9\u79cd\u573a\u666f\u8ddf\u5b83\u5bf9\u5e94\u3002\u6211\u4eec\u62ff\u51fa\u4e00\u4e24\u4e2apresto\u96c6\u7fa4\u53bb\u5f00\u4e86spill to disk\u96c6\u7fa4\u6765\u7528\uff0c\u540e\u7eed\u6211\u4eec\u4e5f\u4f1a\u7ed3\u5408\u667a\u80fd\u8def\u7531\uff0c\u667a\u80fd\u5206\u8fa8\u6267\u884c\u8ba1\u5212\u91cc\u9762\u8bfb\u7684\u8868\u6e90\u6570\u636e\u975e\u5e38\u5927\u7684\u8bdd\uff0c\u5c31\u76f4\u63a5\u7ed9\u5b83\u4e22\u5230\u8fd9\u4e2aspill to disk\u96c6\u7fa4\u91cc\u3002<\/p>\n\n\n\n<p><strong>\u67e5\u8be2\u751f\u547d\u5468\u671f\u76d1\u63a7\uff1a<\/strong>\u6211\u4eec\u4e00\u4e2a\u67e5\u8be2\u4ececonnector\u7aef\u53d1\u8d77\u5230\u5728\u6211\u4eec\u591a\u5c11\u4e2aworker\u5728\u8dd1\uff0c\u6bcf\u4e2aworker\u4e0a\u9762\u4e3a\u5b83\u5206\u914d\u4e86\u591a\u5c11\u7684\u5185\u5b58\uff0c\u662f\u600e\u4e48\u53bb\u8dd1\u8fd9\u4e2aSQL\u7684\uff0c\u6211\u4eec\u60f3\u505a\u76d1\u63a7\u529b\u5ea6\u66f4\u7ec6\u4e00\u70b9\u7684\u76d1\u63a7\u3002<\/p>\n\n\n\n<p><strong>\u673a\u5668\u5b66\u4e60\u5386\u53f2\u67e5\u8be2\u5206\u6790\uff1a<\/strong>\u56e0\u4e3a\u6211\u4eec\u73b0\u5728\u662f\u628apresto\u6240\u6709\u67e5\u8be2\u5168\u90e8\u653e\u5230hive\u8868\u91cc\u9762\uff0c\u8fd9\u4e9b\u5386\u53f2\u7684query\u4fe1\u606f\uff0c\u5305\u62ecquery\u7684\u529b\u5ea6\u3001stage\u529b\u5ea6\u548c\u66f4\u7ec6\u7684task\u529b\u5ea6\uff0c\u4ee5\u53caquery\u81ea\u5df1\u7684Presto\u81ea\u5e26\u7684API\u4fe1\u606f\uff0c\u6211\u4eec\u5168\u90e8\u662f\u5728hive\u91cc\u3002\u6211\u4eec\u662f\u53ef\u4ee5\u5bf9\u8fd9\u4e9b\u6570\u636e\u8fdb\u884c\u4e00\u4e9b\u673a\u5668\u5b66\u4e60\uff0c\u6765\u5206\u8fa8\u51fa\u597d\u7684SQL\u8ddf\u4e0d\u597d\u7684SQL\uff0c\u80fd\u770b\u4e0b\u672a\u6765\u628a\u8fd9\u4e9b\u76f8\u540c\u7684SQL\u4e22\u5230\u4ec0\u4e48\u6837\u7684\u96c6\u7fa4\u91cc\u9762\u66f4\u9002\u5408\u5b83\u8dd1\uff0c\u8fd9\u4e9b\u90fd\u662f\u6211\u4eec\u672a\u6765\u53ef\u4ee5\u53bb\u7814\u7a76\u7684\u65b9\u5411\uff0c\u5e76\u4e14\u73b0\u5728\u6709\u4e9b\u4e1c\u897f\u6211\u4eec\u73b0\u5728\u5df2\u7ecf\u6b63\u5728\u5b9e\u73b0\u4e86\u3002<\/p>\n\n\n\n<p><strong>2.&nbsp;ClickHouse\u672a\u6765\u65b9\u5411<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/img-blog.csdnimg.cn\/img_convert\/8c596b7721d0acce86777bfda3d50ba1.png\" 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